A set of 13 transparent Lucite acrylic plastic Glo Star 5-point star reflectors for C-7 type (standard bulb) Christmas light strings, plus three bonus flower shape reflectors. They're about 2-3/4 inches diameter and look great when the tree is lit up. They were originally made by Starbright Corp. and were later purchased by Noma. Each has a patent number dating to 1949 molded around the center openings. All 16 reflectors are beveled clear Lucite hard plastic which will reflect your colored lights beautifully. No chips or breaks.